Analysis

  • max time kernel
    42s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20220331-en
  • submitted
    01/04/2022, 09:46

General

  • Target
    848bc4a085b0017a4ad19b3d9ec95733.dll
  • Size 432KB
  • Sample220401-lrl6yshhc9
  • SHA256 2bcadebccd04288377e2d0d992da95317eeb57204cfcfb857e2b52935ed457c2
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 5.189.160.61:443

  • 94.177.178.26:8080

  • 202.29.239.162:443

  • 54.38.143.246:7080

  • 119.59.125.140:8080

  • 185.148.168.15:8080

  • 188.166.229.148:443

  • 2.58.16.87:8080

  • 104.131.62.48:8080

  • 103.82.248.59:7080

  • 37.59.209.141:8080

  • 103.133.214.242:8080

  • 195.77.239.39:8080

  • 128.199.192.135:8080

  • 78.47.204.80:443

  • 59.148.253.194:443

  • 87.106.97.83:7080

  • 45.71.195.104:8080

  • 85.214.67.203:8080

  • 139.196.72.155:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\848bc4a085b0017a4ad19b3d9ec95733.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1444
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\848bc4a085b0017a4ad19b3d9ec95733.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:852
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Fuioaomaltlecmnt\jhennbnxkc.xfa"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1996

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/852-56-0x00000000755F1000-0x00000000755F3000-memory.dmp

        memory/852-57-0x0000000000420000-0x0000000000443000-memory.dmp

        memory/1444-54-0x000007FEFBA21000-0x000007FEFBA23000-memory.dmp

        memory/1996-62-0x0000000000270000-0x0000000000293000-memory.dmp